Mollusk-any invertebrate typically having a calcareous (calcium composed) shell of one or more pieces that fully or partially protect its soft unsegmented body ex: snails, squids, octopi...
Mollusks belong to the animal phylum mollusca. There are around 93,000 recognized species making it the largest marine phylum. Is it an vertebrate or invertabrate? It is an invertabrate due to its lacking of a vertebrae. Body Type: mollusks have a soft body protected by a hard calcium containing shell 3 body zones:
-head foot- contains both sensory and motor organs
-visceral mass- contains well developed organs of digestion, excretion and reproduction
-mantle- specialized tissue which forms the shell during the life of a mollusk
Body of a clam
Body symmetry: All mollusks start with bilateral symmetry but some lose it when they age like clams Feeding/digestion: It is a tube within a tube and different mollusks get food in different ways
Structures associated with feeding in the clam
Other Information: Animals such as clams, snails, and octopi are mollusks
Mollusks are coelmates.
Hook: Mollusks don't get caught on hooks, that is why we didn't put one.
Multiple ChoiceWhich of the following is not a mollusk?a) snail
Mollusks
Mollusk-any invertebrate typically having a calcareous (calcium composed) shell of one or more pieces that fully or partially protect its soft unsegmented body ex: snails, squids, octopi...
Mollusks belong to the animal phylum mollusca. There are around 93,000 recognized species making it the largest marine phylum.
Is it an vertebrate or invertabrate?
It is an invertabrate due to its lacking of a vertebrae.
Body Type:
mollusks have a soft body protected by a hard calcium containing shell
3 body zones:
-head foot- contains both sensory and motor organs
-visceral mass- contains well developed organs of digestion, excretion and reproduction
-mantle- specialized tissue which forms the shell during the life of a mollusk
Body symmetry:
All mollusks start with bilateral symmetry but some lose it when they age like clams
Feeding/digestion:
It is a tube within a tube and different mollusks get food in different ways
Other Information:
Animals such as clams, snails, and octopi are mollusks
Mollusks are coelmates.
Hook:
Mollusks don't get caught on hooks, that is why we didn't put one.
Multiple ChoiceWhich of the following is not a mollusk?a) snail
b) squid
c) starfish
d) octopus